Comment 127 for bug 1073433

Revision history for this message
Steve Langasek (vorlon) wrote : Re: [Bug 1073433] Re: Ext4 corruption associated with shutdown of Ubuntu 12.10

Hi Max,

On Tue, May 14, 2013 at 04:17:18PM -0000, Max wrote:
> There is at least one more cause of busy / besides network-manager
> in Raring 13.10.
> I have noticed file /var/log/upstart/ureadahead-other.log opened
> for writing by init when /etc/init.d/umountroot was running.
> It seems that the problem was caused by absent pack file
> in /var/lib/ureadahead/ for a partition added some time
> after installation.
> I can not find config responsible for presence of
> /sys/kernel/debug/tracing/events/fs
> required for ureadahead.
> I am in doubt if "stop on" condition is intentionally missed
> in /etc/init/ureadahead-other.conf
> I do not like ureadahead-other status
> # initctl status ureadahead-other
> ureadahead-other start/running, process 811
> # ps uw 811
> USER PID %CPU %MEM VSZ RSS TTY STAT START TIME COMMAND
>
> (no process 811)

'ps uw' only shows processes belonging to the current user. Please check
'ps auwx'.

Also, please file a bug report against the ureadahead package for this
package, and post the number of the new bug here. When filing that new bug,
please attach the contents of /var/log/upstart/ureadahead-other.log.